JP5462755B2 - Power generation device and automobile - Google Patents

Description

  The present invention relates to a power generation device and an automobile.

  In recent years, with increasing interest in the environment, the automobile industry has been actively developing electric vehicles, hybrid cars, and the like. For example, a power generation device disclosed in JP 2010-101275 A (hereinafter referred to as a power generation device) Various conventional examples have been proposed.

  These conventional examples comprise a rotating body provided in a duct of a vehicle and a generator that generates electric power by the rotational force of the rotating body.

  Therefore, in the conventional example, the rotating body is rotated by the air flow generated by the traveling of the vehicle, the generator is used to generate electric power, and the storage battery installed in the vehicle can be charged with electricity.

JP 2010-101275 A

  However, the conventional example has a structure in which a rotating body and a generator are arranged in a duct. Therefore, the air resistance is large and hinders traveling (power loss occurs). There is a problem in that dirt adheres and it is easy to break down.

  The present inventor has paid attention to the above-mentioned problems and repeatedly conducted various experiments and researches, and as a result, has developed an innovative power generation apparatus and automobile with extremely high commercial value from an unprecedented structure.

  The gist of the present invention will be described with reference to the accompanying drawings.

  A power generation device that generates electric power using an air flow generated by traveling of the vehicle 1, and includes a rocking body 2 provided in the vehicle 1 that reciprocally swings left and right or up and down in response to the air flow generated by the traveling of the vehicle 1. In addition, the present invention relates to a power generation apparatus comprising a movable portion 3 that is movable by being beaten by the rocking body 2 and a power generation portion 4 that generates power by the movement of the movable portion 3.

  The power generator according to claim 1, wherein the oscillating body 2 is provided inside an air passage tube 5 having an air introduction port portion 5 a at a tip portion, and the power generation portion 4 is disposed outside the air passage tube 5. It is related with the electric power generating apparatus characterized by the above-mentioned.

  The power generator according to claim 2, wherein the oscillator 2 is detachably provided on the air passage pipe 5.

Further, in the power generator according to any one of claims 2 and 3 , an air outlet port portion 5b is provided at a proximal end portion of the air passage tube 5, and the air passage tube 5 has a diameter closer to the proximal end side. The present invention relates to a power generation device that is configured to be small.

Further, in the power generation device according to any one of claims 1 to 4 , the oscillating body 2 is made of a flexible and moderately hard plate material, and is configured to generate an air flow generated when the vehicle 1 travels. The present invention relates to a power generator having a length in a passing direction and configured to swing in a horizontal direction or a vertical direction in response to the air flow.

The power generation device according to any one of claims 1 to 5 , wherein the power generation unit 4 includes a piezoelectric element that generates power when the movable unit 3 moves and contacts. It relates to a power generation device.

Moreover, the electric power generating apparatus of any one of Claims 1-6 WHEREIN: The said electric power generation part 4 has the conversion mechanism 6 which converts the reciprocating linear motion in the said movable part 3 into rotational motion, Relates to a power generation device characterized in that a turbine is connected in series.

In addition, the present invention relates to an automobile comprising the power generation device according to any one of claims 1 to 7 .

  As described above, the present invention has a structure in which power is generated using a rocking body that swings left and right or up and down, so that efficient power generation can be achieved with a simple configuration, and further, for example, the power generation unit is generated by running the vehicle. It can be easily placed in a part different from the part through which the air flow passes (part avoiding the air flow), so that the air resistance can be reduced as much as possible, and the adhesion of water and dirt can be prevented. In addition, failure of the power generation unit can be reduced.

FIG. 3 is an explanatory diagram of a use state of the first embodiment. 3 is an explanatory perspective view of a main part according to Embodiment 1. FIG. 3 is an explanatory cross-sectional view of a main part according to Embodiment 1. FIG. 3 is an explanatory cross-sectional view of a main part according to Embodiment 1. FIG. FIG. 6 is an operation explanatory diagram of a main part according to the first embodiment. FIG. 6 is an operation explanatory diagram of a main part according to the first embodiment. FIG. 6 is an explanatory cross-sectional view of a main part according to another example of the first embodiment. FIG. 10 is an explanatory diagram of an operation of a main part according to another example of the first embodiment. FIG. 10 is an explanatory diagram of an operation of a main part according to another example of the first embodiment. FIG. 10 is an operation explanatory diagram of a main part according to the second embodiment. FIG. 10 is an operation explanatory diagram of a main part according to another example of the second embodiment.

  An embodiment of the present invention which is considered to be suitable will be briefly described with reference to the drawings showing the operation of the present invention.

  The swinging body 2 swings left and right or up and down in response to the air flow generated by the traveling of the vehicle 1, and the movable part 3 is moved by striking the swinging body 2. Electricity is generated at

  That is, the air flow generated by the traveling of the vehicle 1 is a turbulent flow, and the swinging body 2 swings in the left-right direction or the up-down direction due to the vibration during the traveling of the vehicle 1, and the swinging body 2 is movable. Power generation is performed in the power generation unit 4 by hitting the unit 3. Therefore, efficient power generation is performed.

  In addition, since the present invention enables the power generation unit 4 to be disposed in a part different from the part through which the air flow passes, for example, a part beside the part through which the air flow passes, the air resistance is reduced as much as possible. Moreover, since the adhesion of water and dirt can be prevented, the failure of the power generation unit is also reduced.

  A specific embodiment 1 of the present invention will be described with reference to FIGS.

  The present embodiment is a power generation device that generates electric power using an air flow generated by traveling of a vehicle 1, and is provided in the vehicle 1 and reciprocally swings left and right or up and down in response to the air flow generated by the traveling of the vehicle 1. The oscillating body 2, the movable part 3 that is movable by striking the oscillating body 2, and the power generation part 4 that generates electric power by the movement of the movable part 3 are provided.

  Hereinafter, each component according to the present embodiment will be described in detail.

  As shown in FIGS. 2, 3, and 4, the oscillating body 2 is formed of a synthetic resin thin plate material (rubber plate) having appropriate hardness and flexibility, and the length of an air passage tube 5 to be described later. It has a length in the vertical direction (the direction in which the air flow passes), and is configured to swing and swing from side to side in response to the air flow generated by the traveling of the vehicle 1. In this embodiment, the plate surface of the oscillating body 2 is provided with the plate surface facing the vertical direction, but the plate surface may be provided with the plate surface facing the horizontal direction. Swing up and down in response to the air flow generated by

  The air flow generated by the traveling of the vehicle 1 is a turbulent flow, and this air flow collides with the inner wall of the air passage tube 5 to become a further turbulent flow, and this turbulent flow causes the rocking body 2 to swing. . In particular, for example, as will be described later, by making the diameter of the air passage tube 5 smaller toward the proximal end side, the air flow easily collides with the inner wall, the degree of turbulence is promoted, and as shown in FIGS. If the protrusion 10 is appropriately provided on the inner wall, the degree of turbulence is further promoted.

  Further, the oscillating body 2 is provided with a connecting portion 7 that is connected to a connected portion 8 of an air passage tube 5 described later at one end portion.

  The connecting portion 7 is a plate-like body formed of an appropriate metal member, and is configured to be slidably detachably connectable to the connected portion 8 including a concave strip 8A provided in the air passage tube 5. ing.

  The air passage tube 5 is a tubular body formed of an appropriate metal member as shown in FIGS. 2, 3 and 4, the distal end side opening is set to the air introduction port 5a, and the proximal end opening is formed. Is set to the air outlet 5b, and is set to have a shape that is smaller in diameter toward the base end side where the diameter of the air outlet 5b is smaller than that of the air inlet 5a.

  Therefore, the degree of turbulence is promoted in the air flow passing through the air passage tube 5, and the flow velocity increases as it goes to the base end side, so that the rocking body 2 is rocked as much.

  The air passage pipe 5 is provided with a connected portion 8 for connecting the rocking body 2.

  As shown in FIGS. 2, 3, and 4, the connected portion 8 is provided with a pair of concave strips 8 </ b> A made of an appropriate metal member. It is provided at the inner surface facing position.

  Therefore, the connecting portion 7 provided on the rocking body 2 can be slid and connected between the opposing concave strips 8A.

  Further, a plurality (a pair) of through holes 5c are provided at predetermined positions on the peripheral surface of the air passage tube 5, and the movable portion 3 is provided at a portion where the through holes 5c are provided.

  This movable part 3 is comprised by the movable bar 3a and the support part 3b which supports this movable bar 3a.

  The movable rod 3a is a rod-shaped member formed of an appropriate metal member as shown in FIG. 4, and the tip is formed in an arc shape.

  In addition, the movable rod 3 a is slidably disposed so as to move back and forth in the through hole 5 c of the air passage tube 5, and a tip portion is disposed in the air passage tube 5.

  The movable bar 3a has a hook-shaped locking portion 3a ′ at a predetermined position on the peripheral surface, and this locking portion 3a ′ is movable by being locked to the edge of the through hole 5c of the air passage tube 5. This is a part that prevents the rod 3a from sliding, and is configured to limit the amount of protrusion of the movable rod 3a into the air passage tube 5.

  The movable bar 3a is fitted with a coiled urging body 9, and this urging body 9 is interposed between a locking portion 3a 'and a supporting plate portion 3b' of a supporting portion 3b described later. It is constructed so as to urge the movable bar 3a forward.

  Therefore, the movable bar 3a slides backward against the urging force of the urging body 9 when it is beaten and pushed by the oscillating body 2, and is energized when the pushing of the oscillating body 2 is released. The body 9 is slid forward to the original position by the urging of the body 9.

  The support portion 3b is a box-like body formed of an appropriate metal member as shown in FIG. 4, and is provided so as to cover the through hole 5c of the air passage tube 5, with a distance from the through hole 5c. A hole 3b ″ is formed in the support plate portion 3b ′ provided at the facing position, and the movable bar 3a is slidably penetrated through the hole 3b ″.

  Further, the support plate portion 3b ′ is configured to support the base end portion of the biasing body 9 fitted on the movable rod 3a described above.

  Further, the base end portion of the movable rod 3 a is connected to a power generation unit 4 described later disposed outside the air passage tube 5.

  As shown in FIG. 4, the power generation unit 4 is configured by providing a piezoelectric element 4 a having a known structure in a box-shaped body that is connected to the support portion 3 b of the movable unit 3, and is moved by being beaten by the oscillator 2. It is comprised so that it may generate electric power when the base end part of the movable rod 3a contacts and collides.

  The power generation unit 4 is connected to a storage battery equipped in the vehicle 1.

  In the vehicular power generation apparatus according to this embodiment, a plurality (a pair) of air passage pipes 5 are provided in the vehicle 1.

  Specifically, as shown in FIG. 1, the air introduction port portion 5a of the air passage tube 5 is provided at the left and right positions of the center portion (number plate placement position) of the front portion (front grill portion). ing.

  Therefore, the vehicle 1 is provided with two vehicle power generation devices, and thus power is generated from a total of four power generation units 4.

  Moreover, the vehicle 1 of the present embodiment is an electric vehicle, and the traveling distance of the electric vehicle can be greatly increased by generating electricity during traveling and charging the storage battery.

  Since the present embodiment is configured as described above, an air flow (wind) is generated when the vehicle 1 travels. In response to this air flow, the rocking body 2 swings to the left and right, and when the rocking body 2 is hit, the movable bar 3a related to the left and right movable parts 3 moves rearward. The power generation unit 4 generates power by making contact with the piezoelectric element 4a (see FIGS. 5 and 6).

  Therefore, according to the present embodiment, the air resistance can be reduced as much as possible (without causing trouble in traveling), and also the adhesion of water and dirt can be prevented, so that the failure of the power generation unit 4 can be prevented. Can be suppressed.

  Further, in this embodiment, the oscillator 2 is provided inside the air passage tube 5 having the air introduction port portion 5a at the tip portion, and the power generation unit 4 is provided outside the air passage tube 5. The wind passing through the air passage tube 5 can be reliably received by the rocking body 2, and water and dirt can be prevented from adhering to the power generation unit 4 as much as possible.

  Further, in this embodiment, since the oscillating body 2 is detachably provided on the air passage tube 5, it can be easily replaced when the oscillating body 2 is damaged.

  In this embodiment, the diameter of the air passage tube 5 is made smaller toward the proximal end side, so that the flow velocity of the air flow generated by the traveling of the vehicle 1 is increased to reliably and satisfactorily shake the oscillator 2. Can be moved.

  In the present embodiment, the power generation unit 4 includes the piezoelectric element 4a that generates power when the movable unit 3 is moved and brought into contact with the power generation unit 4. Therefore, the power generation unit 4 can reliably generate power with a simple structure.

  A specific second embodiment of the present invention will be described with reference to FIGS.

  In the present embodiment, the power generation unit 4 includes a conversion mechanism 6 that converts the reciprocating linear motion in the movable unit 3 into rotational motion, and the conversion mechanism 6 is provided with a turbine.

  Specifically, the conversion mechanism 6 is configured by providing a crank mechanism between the base end portion of the movable rod 3a and the rotating portion 4b ′ of the turbine 4b as shown in FIG.

  Therefore, as the movable rod 3a moves back and forth, the rotating part 4b 'rotates through the crank mechanism 6 and the turbine 4b generates electricity.

  FIG. 11 shows a case where a protrusion 10 is appropriately provided on the inner wall of the air passage tube 5 to further promote the degree of turbulence of the air flow passing through the air passage tube 5.

  The rest is the same as in Example 1.

  The present invention is not limited to the first and second embodiments, and the specific configuration of each component can be designed as appropriate.

DESCRIPTION OF SYMBOLS 1 Vehicle 2 Oscillator 3 Movable part 4 Power generation part 5 Air passage pipe 5a Air introduction part
5b Air outlet 6 Conversion mechanism

Claims (8)

  A power generation device that generates electric power using an airflow generated by traveling of a vehicle, the swinging body provided in the vehicle and reciprocally swinging left and right or up and down in response to the airflow generated by traveling of the vehicle, and the swinging body A power generation apparatus comprising: a movable portion that can be moved by being struck by an electric force; and a power generation unit that generates power by moving the movable portion.   2. The power generator according to claim 1, wherein the rocking body is provided inside an air passage tube having an air introduction port portion at a tip portion, and the power generation portion is provided outside the air passage tube. A featured power generator.   3. The power generator according to claim 2, wherein the oscillating body is detachably provided on the air passage tube. 4. The power generation device according to claim 2, wherein an air outlet port portion is provided at a proximal end portion of the air passage tube, and the diameter of the air passage tube becomes smaller toward the proximal end side. It is comprised, The electric power generating apparatus characterized by the above-mentioned. The power generation device according to claim 1-4 any one, the rocking body is constituted by a plate of flexibility have moderate hardness, long the passage direction of the airflow generated by the running of the vehicle The power generator is configured to swing and swing from side to side or up and down in response to the air flow. The power generation device according to any one of claims 1-5, wherein the power generation unit, power generator, wherein the movable portion is one that includes a piezoelectric element which generates power by contact with movable. The power generation device according to any one of claims 1 to 6 , wherein the power generation unit includes a conversion mechanism that converts a reciprocating linear motion in the movable unit into a rotational motion, and a turbine is connected to the conversion mechanism. A power generation device characterized by that. An automobile comprising the power generator according to any one of claims 1 to 7 .

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